Meterial :Aluminum . Powder coating,or other steel
Application :HVHC system .ventilation system
Size :300*500 or customized
Terms :EXW/FOB/CIF
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Air conditioning vent covers wall aluminum air return grille cover
Construction: Frame: High quality extruded aluminum alloy(A6063) profile with 30mm flange as standard. Blades: Aerofoil blades in 45° from aluminum profile Blades spacing: 35mm as standard Support pipe: 8mm diameter aluminum pipe Description: Fresh air louver is composed of frame and horizontal blades assembly, manufactured from high quality extruded aluminum profiled construction with advantages of corrosion resistance and rigidity. Blades are set at angle of 45° with 30mm spacing, and fixed to the inner frame by rivets and support pipe. Total structure is weather proofed and blades are inclined down wards to protect against rain water. Structure provides around 45% effective pressure area . Surface Finish: Powder coated color finish as per RAL color----standard color: RAL9016, 9010 Natural anodized aluminum finish
Material thickness: Standard 1.0mmn Size: any size available Overall face size = Neck size + 55mm Standard size (Neck size=A)